Overview

overview

10

Static

static

8

9a280b6ed4...1a.exe

windows7-x64

10

9a280b6ed4...1a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9a280b6ed4adb6b61c9d7310615073a2e0ba40ba39f99a1a58263376ea74791a

  • Size

    192KB

  • Sample

    221129-jz4d4aba83

  • MD5

    9f4887a3e7e9cb8840d54196e1d12794

  • SHA1

    ce32cc3dacbd87c614dc1e290986a970753118ab

  • SHA256

    9a280b6ed4adb6b61c9d7310615073a2e0ba40ba39f99a1a58263376ea74791a

  • SHA512

    b8d6d5d95df3c360d3fb43a5385710b925e92f02fbc914a6edf0083c4aa9105e879d66d71ac86e7b597e24012a54d29884d396487c9c057793e18cbedd1230f4

  • SSDEEP

    6144:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyAp6:ZMMpXKb0hNGh1kG0HWnA8

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      9a280b6ed4adb6b61c9d7310615073a2e0ba40ba39f99a1a58263376ea74791a

    • Size

      192KB

    • MD5

      9f4887a3e7e9cb8840d54196e1d12794

    • SHA1

      ce32cc3dacbd87c614dc1e290986a970753118ab

    • SHA256

      9a280b6ed4adb6b61c9d7310615073a2e0ba40ba39f99a1a58263376ea74791a

    • SHA512

      b8d6d5d95df3c360d3fb43a5385710b925e92f02fbc914a6edf0083c4aa9105e879d66d71ac86e7b597e24012a54d29884d396487c9c057793e18cbedd1230f4

    • SSDEEP

      6144:riMmXRH6pXfSb0ceR/VFAHh1kgcs0HW1kyAp6:ZMMpXKb0hNGh1kG0HWnA8

    Score
    10/10
    aspackv2persistence

    • Modifies WinLogon for persistence

      persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks